CVE-2020-9823
HIGHCVSS 7.5/10EPSS 0.81%
Last modified
CVE-2020-9823 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. This issue was addressed with improved checks. This issue is fixed in iOS 13.5 and iPadOS 13.5. EPSS estimates a 0.81% chance of exploitation in the next 30 days.
Description
This issue was addressed with improved checks. This issue is fixed in iOS 13.5 and iPadOS 13.5. Users removed from an iMessage conversation may still be able to alter state.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 13.5 |
| Apple | Iphone Os | < 13.5 |
References
- https://support.apple.com/HT211168Vendor Advisory
- https://support.apple.com/HT211168Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-9823?
This issue was addressed with improved checks. This issue is fixed in iOS 13.5 and iPadOS 13.5. Users removed from an iMessage conversation may still be able to alter state.
How severe is CVE-2020-9823?
CVE-2020-9823 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.
How do I fix CVE-2020-9823?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-9823?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST